Complete Chapter 3 on any difficulty setting

Kill 30 enemies with the Plasma Cutter

Dismember 20 Limbs

Hit an opponent in the air with all three special attacks before the opponent lands

Throw the fish to a team-mate who then scores within one second

Earn Bronze on all challenges

Swing from one place to another and damage an opponent in between

Score a goal by shooting the fish into the basket with a Lightning Ball

Defeat an opponent who is Grabbed by your team-mate

Purchase every negative Karma upgrade for each power.

Take down 25 enemies while riding on a moving train.

Beat the game as a Hero.